Visual Studio 2017 bin\roslyn files locked during build

Question

I am running VS2017 version 26430.13 and every time I try to build a web project I get errors that access to the files in the bin\\roslyn is denied. Over a period of about 5 mi

Answer 1

In my case I did these two steps:

1. uninstall-package Microsoft.CodeDom.Providers.DotNetCompilerPlatform
2. Install-Package Microsoft.CodeDom.Providers.DotNetCompilerPlatform -Version 1.0.8